#!/bin/sh

number1=10
number2=30

if test $number1 -eq $number2;
then
echo "$number1 is equal to $number2"
elif test $number1 -lt $number2;
then
echo "$number1 is little than $number2"
elif test $number1 -gt $number2;
then
echo "$number1 is great than $number2"
fi


echo "enter two numbers:"
read num1
read num2

if (($num1>$num2));then
echo "$num1 > $num2"
elif (($num1<$num2));then
echo "$num1 < $num2"
else
echo "$num1 = $num2"
fi

let number1=10
while (($number1>=0));
do
let number1-=1
echo $number1
done

echo "finished!"
